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Diffstat (limited to 'gcc-4.9/gcc/testsuite/ada/acats/tests/c4/c455001.a')
| -rw-r--r-- | gcc-4.9/gcc/testsuite/ada/acats/tests/c4/c455001.a | 164 |
1 files changed, 164 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/ada/acats/tests/c4/c455001.a b/gcc-4.9/gcc/testsuite/ada/acats/tests/c4/c455001.a new file mode 100644 index 000000000..8685e1b33 --- /dev/null +++ b/gcc-4.9/gcc/testsuite/ada/acats/tests/c4/c455001.a @@ -0,0 +1,164 @@ +-- C455001.A + +-- Grant of Unlimited Rights +-- +-- Under contracts F33600-87-D-0337, F33600-84-D-0280, MDA903-79-C-0687 and +-- F08630-91-C-0015, the U.S. Government obtained unlimited rights in the +-- software and documentation contained herein. Unlimited rights are +-- defined in DFAR 252.227-7013(a)(19). By making this public release, +-- the Government intends to confer upon all recipients unlimited rights +-- equal to those held by the Government. These rights include rights to +-- use, duplicate, release or disclose the released technical data and +-- computer software in whole or in part, in any manner and for any purpose +-- whatsoever, and to have or permit others to do so. +-- +-- DISCLAIMER +-- +-- ALL MATERIALS OR INFORMATION HEREIN RELEASED, MADE AVAILABLE OR +-- DISCLOSED ARE AS IS. THE GOVERNMENT MAKES NO EXPRESS OR IMPLIED +-- WARRANTY AS TO ANY MATTER WHATSOVER, INCLUDING THE CONDITIONS OF THE +-- SOFTWARE, DOCUMENTATION OR OTHER INFORMATION RELEASED, MADE AVAILABLE +-- OR DISCLOSED, OR THE OWNERSHIP, MERCHANTABILITY, OR FITNESS FOR A +-- PARTICULAR PURPOSE OF SAID MATERIAL. +--* +-- +-- OBJECTIVE: +-- Check that universal fixed multiplying operators can be used without +-- a conversion in contexts where the result type is determined. +-- +-- Note: This is intended to check the changes made to these operators +-- in Ada 95; legacy tests should cover cases from Ada 83. +-- +-- CHANGE HISTORY: +-- 18 MAR 99 RLB Initial version +-- +--! + +with Report; use Report; + +procedure C455001 is + + type F1 is delta 2.0**(-1) range 0.0 .. 8.0; + + type F2 is delta 2.0**(-2) range 0.0 .. 4.0; + + type F3 is delta 2.0**(-3) range 0.0 .. 2.0; + + A : F1; + B : F2; + C : F3; + + type Fixed_Record is record + D : F1; + E : F2; + end record; + + R : Fixed_Record; + + function Ident_Fix (X : F3) return F3 is + begin + if Equal(3,3) then + return X; + else + return 0.0; + end if; + end Ident_Fix; + +begin + Test ("C455001", "Check that universal fixed multiplying operators " & + "can be used without a conversion in contexts where " & + "the result type is determined."); + + A := 1.0; B := 1.0; + C := A * B; -- Assignment context. + + if C /= Ident_Fix(1.0) then + Failed ("Incorrect results for multiplication (1) - result is " & + F3'Image(C)); + end if; + + C := A / B; + + if C /= Ident_Fix(1.0) then + Failed ("Incorrect results for division (1) - result is " & + F3'Image(C)); + end if; + + A := 2.5; + C := A * 0.25; + + if C /= Ident_Fix(0.625) then + Failed ("Incorrect results for multiplication (2) - result is " & + F3'Image(C)); + end if; + + C := A / 4.0; + + if C /= Ident_Fix(0.625) then + Failed ("Incorrect results for division (2) - result is " & + F3'Image(C)); + end if; + + C := Ident_Fix(0.75); + C := C * 0.5; + + if C /= Ident_Fix(0.375) then + Failed ("Incorrect results for multiplication (3) - result is " & + F3'Image(C)); + end if; + + C := Ident_Fix(0.75); + C := C / 0.5; + + if C /= Ident_Fix(1.5) then + Failed ("Incorrect results for division (3) - result is " & + F3'Image(C)); + end if; + + A := 0.5; B := 0.3; -- Function parameter context. + if Ident_Fix(A * B) not in Ident_Fix(0.125) .. Ident_Fix(0.25) then + Failed ("Incorrect results for multiplication (4) - result is " & + F3'Image(A * B)); -- Exact = 0.15 + end if; + + B := 0.8; + if Ident_Fix(A / B) not in Ident_Fix(0.5) .. Ident_Fix(0.75) then + Failed ("Incorrect results for division (4) - result is " & + F3'Image(A / B)); + -- Exact = 0.625..., but B is only restricted to the range + -- 0.75 .. 1.0, so the result can be anywhere in the range + -- 0.5 .. 0.75. + end if; + + C := 0.875; B := 1.5; + R := (D => C * 4.0, E => B / 0.5); -- Aggregate context. + + if R.D /= 3.5 then + Failed ("Incorrect results for multiplication (5) - result is " & + F1'Image(R.D)); + end if; + + if R.E /= 3.0 then + Failed ("Incorrect results for division (5) - result is " & + F2'Image(R.E)); + end if; + + A := 0.5; + C := A * F1'(B * 2.0); -- Qualified expression context. + + if C /= Ident_Fix(1.5) then + Failed ("Incorrect results for multiplication (6) - result is " & + F3'Image(C)); + end if; + + A := 4.0; + C := F1'(B / 0.5) / A; + + if C /= Ident_Fix(0.75) then + Failed ("Incorrect results for division (6) - result is " & + F3'Image(C)); + end if; + + Result; + +end C455001; |